/Engine/Plugins/Experimental/Mutable/Source/MutableRuntime/Public/MuR/Serialisation.h
Check if a data request operation has been completed. This is a weak check thanmayreturn true if the given operation has completed, but it is not mandatory. It is used as a hint by theSystemto optimise its opertaions. There is no guarantee that this method will ever be called, and it is safe to always return false.
bool IsReadCompleted ( [OPERATION_ID](API\Plugins\MutableRuntime\MuR\ModelReader\OPERATION_ID) )